Air Cooled Fireplace Chimney

Air cooled temp guard chimney model atg double wall factory built chimney systems for use with gas liquid and solid fuel fired residential type and building heating appliances in accordance with the standards for chimneys fireplaces vents and solid fuel burning appliances nfpa 211 boca national mechanical code standard mechanical code and the uniform mechanical code.

Air cooled fireplace chimney.

Air cooled chimney pipes are easy to identify. Does this ducting need to go to the outside or is venting to the inside of the garage ok. The ducting goes through the garage and then vents to the outside. As the name suggests this type of chimney consists of air flowing in between multiple layers of hard metal which is used in the construction of these chimneys.

The damper inside the chimney just above the firebox or area where a fire is built helps keep cold air birds and animals out when the fireplace is not in use. Air cooled chimney these pipes have larger inner diameters usually ranging from 8 inches to 24 inches with no insulation. This kind of chimney features either two or three metal walls with open space between each a design that promotes the cooling of the flue using air. I have a wood burning fireplace and the chimney is air cooled.

An example of this kind of class a pipe is the ihp chimney pipe that is required for use with superior and astria manufactured fireplaces. Air cooled chimney pipe will be a double wall or triple wall pipe. Dura chimney ii durachimney ii is tested and listed for continuous operation at 1000 f flue gas temperatures one hour at 1400 f and ten minutes at 1700 f in accordance with the ul 103 test standard. My concern is the outside cold air is cooling too much and taking away from the.

The air also absorbs a large amount of heat that rises through the chimney. The ducting is plastic like vacuum hose so i know there is not much heat going through them. While these types of chimneys are less costly to purchase and install than insulated chimneys we do not recommend the use of air cooled chimneys in our cold weather environment here in new york state. If your rain cap is still connected and you wish to replace the cap you will likely have to remove the rain cap to.

The purpose of the air is to circulate between the metal and dissipate all the heat. Difference between air cooled pipe and insulated pipe.